rust/tests/run-pass/concurrency/tls_lib_drop_single_thread.rs
2021-04-20 09:59:26 +02:00

33 lines
837 B
Rust

// compile-flags: -Zmiri-track-raw-pointers
//! Check that destructors of the thread locals are executed on all OSes.
#![feature(thread_local_const_init)]
use std::cell::RefCell;
struct TestCell {
value: RefCell<u8>,
}
impl Drop for TestCell {
fn drop(&mut self) {
eprintln!("Dropping: {}", self.value.borrow())
}
}
thread_local! {
static A: TestCell = TestCell { value: RefCell::new(0) };
static A_CONST: TestCell = const { TestCell { value: RefCell::new(10) } };
}
fn main() {
A.with(|f| {
assert_eq!(*f.value.borrow(), 0);
*f.value.borrow_mut() = 5;
});
A_CONST.with(|f| {
assert_eq!(*f.value.borrow(), 10);
*f.value.borrow_mut() = 5; // Same value as above since the drop order is different on different platforms
});
eprintln!("Continue main.")
}